function GetFlow_Log() {

	var myData = [
			['1', "设备1", "接口1", "2011-11-01 12:00:00",'eth1','1024MB','25MB','20MB','22%','10M'],
			['2', "设备1", "接口1", "2011-11-01 12:00:00",'eth1','1024MB','25MB','20MB','22%','10M'],
			['3', "设备1", "接口1", "2011-11-01 12:00:00",'eth1','1024MB','25MB','20MB','22%','10M'],
			['4', "设备1", "接口1", "2011-11-01 12:00:00",'eth1','1024MB','25MB','20MB','22%','10M'],
			['5', "设备1", "接口1", "2011-11-01 12:00:00",'eth1','1024MB','25MB','20MB','22%','10M']

	];


	var store = new Ext.data.ArrayStore({
				fields : [{
							name : 'id'
						}, {
							name : 'device'
						}, {
							name : 'interface'
						}, {
							name : 'time'
						}, {
							name : 'net'
						}, {
							name : 'totalflow'
						}, {
							name : 'difference'
						}, {
							name : 'bandwidth'
						}, {
							name : 'speed_rate'
						}, {
							name : 'speed'
						}]
			});
			
	store.loadData(myData);
	var nowpage = new Ext.Toolbar.TextItem('1');
	var countpage = new Ext.Toolbar.TextItem('共1页');
	var now_page = 0;
	var count_page = 0;
	var sm = new Ext.grid.CheckboxSelectionModel();
	var grid = new Ext.grid.GridPanel({
				store : store,
				columns : [sm, {
							id : 'id',
							header : 'id',
							width : 10,
							sortable : true,
							dataIndex : 'id',
							hidden : true
						}, {
							header : '设备',
							width : 70,
							sortable : true,
							dataIndex : 'device'
						}, {
							header : '接口',
							width : 70,
							sortable : true,
							dataIndex : 'interface'
						}, {
							header : '时间',
							width : 150,
							sortable : true,
							dataIndex : 'time'
						}, {
							header : '网口',
							width : 70,
							sortable : true,
							dataIndex : 'net'
						}, {
							header : '总流量',
							width : 70,
							sortable : true,
							dataIndex : 'totalflow'
						}, {
							header : '差值流量',
							width : 70,
							sortable : true,
							dataIndex : 'difference'
						}, {
							header : '总带宽',
							width : 70,
							sortable : true,
							dataIndex : 'bandwidth'
						}, {
							header : '流速百分比',
							width : 70,
							sortable : true,
							dataIndex : 'speed_rate'
						}, {
							header : '流速',
							width : 70,
							sortable : true,
							dataIndex : 'speed'
						}],
				sm : sm,
				tbar : [
				
						{
							text : '删除',
							tooltip : '删除',
							iconCls : 'delete',
							ref : '../removeBtn',
							disabled : true,
							handler : function() {
								var s = grid.getSelectionModel().getSelections();
								for (var i = 0; r = s[i]; i++) {
									store.remove(r);
								}
							}
						}, '-', {
							text : '查找',
							tooltip : '查找',
							iconCls : 'search',
							handler : function() {							
								SyslogSearchWindows(searchReturn);
							}
						}],
				bbar : [{
					tooltip : '首页',
					handler : function() {
						reflashgriad(0);
					},
					iconCls : 'frist'
				}, {

					tooltip : '上一页',
					handler : function() {
						reflashgriad(now_page - 1);
					},
					iconCls : 'perv'
				}, nowpage, {

					tooltip : '下一页',
					handler : function() {
						reflashgriad(now_page + 1);
					},
					iconCls : 'next'
				}, {

					tooltip : '最后一页',
					handler : function() {
						reflashgriad(Math.ceil(count_page / 20) - 1);
					},
					iconCls : 'last'
				}, {
					xtype : "tbfill"
				}, countpage],
				stripeRows : true,
				autoExpandColumn : 'id',
				stateful : true,
				stateId : 'flowloggrid'
			});
	grid.getSelectionModel().on('selectionchange', function(sm) {
				grid.removeBtn.setDisabled(sm.getCount() < 1);
			});

	return grid;
}